Chapter 3 Lesson 2

Question Answer
Organelle A tiny cell structure that carries out a specific function within the cell
Cell Wall A rigid layer of nonliving material that surrounds the cells of plants and some other organisms
Cytoskeleton A protein "framework" inside a cell that gives the cell a shape
Cell membrane A structure that controls which substances can enter of exit the cell
Nucleus The control center of a cell that directs the cell's form and function
Cytoplasm The material within a cell apart from the nucleus
Mitochondria Rod-shaped cell structures that convert energy in food molecules to energy the cell can use to carry out it's functions
Endoplasmic Reticulum A cells structure that forms a maze of passageways in proteins and other materials are carried from one part of the cell to another
Ribosome A small grain-like structure in the cytoplasm of a cell where proteins are made
Golgi Body A structure in a cell that receives proteins and other newly formed materials from endoplasmic reticulum, packages them, and distributes them to other parts of the cell
Chloroplast A structure in the cells of plants and some other organisms that captures energy from sunlight and uses it to produce food
Vacuole A sac inside a cell that acts as a storage area
Lysosome A small, round cell structure containing chemicals that break down large food and particles into smaller ones

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